Properties of the Number -198689

One Hundred Ninety-Eight Thousand Six Hundred Eighty-Nine

Basics

Value: -198690 → -198689 → -198688

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 41

Digital Root: 5

Palindrome: No

Factorization: 198689

Divisors: 1, 198689

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110000100000100001

Octal: -604041

Duodecimal: -96B95

Hexadecimal: -30821

Square: 39477318721

Square Root: 445.7454430501786

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Primes with digit sum = 41. A106774

Numbers k such that F(2·k + 1) is prime where F(m) is a Fibonacci number. A117517

Number of active (ON, black) cells at stage 2ⁿ-1 of the two-dimensional cellular automaton defined by "Rule 782", based on the 5-celled von Neumann neighborhood. A273535